Term
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Definition
| The concept of ________________ is roughly equivalent to meeting the needs of today's generation without detracting from the ability of future generations to meet their needs. |
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Term
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Definition
| ________ __________ is the term commonly used to describe the general rise in average annual temperature experienced on Earth. |
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Term
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Definition
| The transfer of thermal energy via electromagnetic waves |
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Term
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Definition
| The transfer of thermal energy from moving fluid to a solid surface |
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Term
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Definition
| ______________ _______________ the balance of flows and exchange in amount stored of something within fixed "control volume" |
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Term
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Definition
| _______________ ___ ______ means that mass is neither destroyed or created |
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Term
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Definition
| _________ ______ ____________ is the transfer of heat related to moisture change |
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Term
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Definition
| ____________ ______ _____________ is the transfer of heat related to temperature change |
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Term
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Definition
| _______________ is the transfer of thermal energy through a solid |
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Term
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Definition
| _____________________________ is one of the physical material properties that determine the amount of thermal mass in a given volume of a substance |
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Term
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Definition
| ____________ heat transfer is related to changes in temperature |
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Term
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Definition
| ____________ heat transfer is related to changes in moisture level |
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Term
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Definition
| ________________ is the study of mixtures of air and water vapor |
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Term
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Definition
| _______________ ___________ is a process which increases the amount of moisture in an air stream in order to reduce its temperature |
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Term
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Definition
| _________ _________ is an example of renewable energy source |
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Term
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Definition
| ________ and ________ are two types of natural ventilation that are used to cool a building naturally |
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Term
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Definition
| a ___________ is a building element that is common to all direct gain heating strategies |
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Term
| trombe wall and/or water wall |
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Definition
| a/an _________________________________ is a technology that is an example of a type of indirect gain heating strategy |
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Term
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Definition
| a/an ____________ is an example of a device/technology that brings in more natural light from above and thus tends to admit in more daylight per unit area |
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Term
| temperature, humidity, and movement |
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Definition
| name two examples of surface factors that influence thermal comfort |
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Term
| metabolic rates and clothing |
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Definition
| name two examples of human factors influencing thermal comfort |
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Term
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Definition
| a/an ___________________ coating on a window glass reduces radiation exchange between panes and can lower the overall u-value significantly, sometimes between 30-40% |
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Term
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Definition
| a/an __________ is an example of a constructed shading device that is attached to the exterior of a building |
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Term
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Definition
True/False
mass will naturally flow from an area of higher to lower pressure provided that no external forces are acting on the system |
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Term
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Definition
True/False
coal mined from sites within illinois is considered a renewal resource |
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Term
True
buildings consume 33-40% of energy in the US |
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Definition
True/False
Currently, energy consumed within buildings exceeds the energy consumed nationally in the USA in either the industrial or the transportation sector |
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Term
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Definition
True/False
ASHRAE Standard 55 states that 100% of all building occupants must be comfortable in order to achieve compliance |
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Term
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Definition
True/False
concrete is a good insulating material because it has relatively low thermal conductivity and thus does not need to be combined with layers of insulation |
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Term
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Definition
| _____________________ is the temperature of air as measured by a standard thermometer |
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Term
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Definition
| _____________________ is the temperature of air as measured by a wetted thermometer |
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Term
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Definition
| ____________ ____________ is the measure of saturation; the fraction of how much water vapor is in the air to how much could be in the air |
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Term
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Definition
| ___________ _________________ is the temperature at which moisture from air begins to condense on surface |
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Term
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Definition
| _________________ is solar radiation that reaches the surface of the earth |
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Term
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Definition
| _____________ angle between horizon and sun's position above horizon |
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Term
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Definition
| ____________ is the angle along horizon between projected position of sun and true (solar) south |
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Term
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Definition
| __________ _____ is the time at a location determined by the sun's position |
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Term
| overhang/wing/louver/eggcrate |
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Definition
| name an example of fixed shading device |
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Term
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Definition
| according to ASHRAE Standard 62, designers should specify high performance filters/electrostatic devices inside the ductwork of a system and/or introduce ___________ in the system in order to maintain indoor air quality |
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Term
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Definition
| ___________________________________ is the term used to describe conditions within a structure when 20% of the occupants complain of acute discomfort for 2 weeks or longer and the discomfort ends when they exit the building |
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Term
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Definition
| a/an ___________ is an example of an all air space-conditioning system |
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Term
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Definition
| a/an ___________ is an example of an air-water space-conditioning system |
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Term
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Definition
| the prime mover of air (that is, the device that causes the air to move) in a force air system is called a/an _________ |
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Term
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Definition
| the prime mover of water in a hydronic system is called a/an __________ |
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Term
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Definition
| the endpoint of the supply duct in an all-air system or the component that delivers air from the duct into the space is called a/an ___________ |
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Term
| coefficient of performance |
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Definition
| the efficiency of a chiller can be measured by taking the ratio of the usable refrigeration to the heat or work input required. the ____________________________ is one such efficiency measure |
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Term
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Definition
| a/an ________________ is the generic term for a working fluid used in an HVAC system that absorbs heat/energy in one area and transfers it to another area |
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Term
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Definition
| selecting several smaller pieces of equipment rather than one very large device to maintain continuity of building operation and to improve overall operating efficiency of the primary system is called _______________ |
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Term
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Definition
True/False
For chillers, the higher the evaporative environment temperature the more efficiently the chiller will operate |
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Term
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Definition
True/False
condensing boilers are more efficient than non-condensing boilers because the presence of water in the system is a result of an increase in the amount of heat transfer to the water that is being heated |
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Term
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Definition
True/False
supplying air into spaces from the ceiling will result in better mixing of air within the space than supplying air into spaces from the side wall |
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Term
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Definition
True/False
fresh outside air should be taken into the mechanical system near the loading dock of a building because the constant movement of vehicles will improve the quality of air drawn into the system |
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Term
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Definition
True/False
in general, air should be exhausted from the building at as high a point as possible to take advantage of wind and buoyancy effects to take the "dirty" air away from the building |
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Term
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Definition
| the greenhouse effect can occur when sunlight passes through a material with high ___________ absorptivity and low ___________ absorptivity |
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Term
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Definition
| _______________________ is the percent of outside light under overcast skies that is available indoors |
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Term
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Definition
| a/an is an example of active solar heating |
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Term
| evaporative cooling/ cool tower/ roof pond/ earth tube/ green roof |
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Definition
| _______________ ___________ is an example of a passive design strategy for cooling |
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Term
| Building related illiness |
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Definition
| ________________________________ is any disease caused by exposure to indoor contaminants and that is felt long after exiting the building |
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Term
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Definition
| a/an _________ is a collection of equipment that provides chilled water or refrigerant for secondary system |
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Term
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Definition
True/False
heat pumps can provide cooling or heating |
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Term
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Definition
| a/an ____________ is a piece of equipment that provides hot water or steam for various uses |
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Term
| hydraulic/traction elevator |
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Definition
| a/an _______________________________ is a type of elevator |
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